—— 请按键盘 空白键 开始游戏 ——

知古不知今,谓之陆沉,然则儒生,所谓陆沉者也。
解释:了解古代不了解现在,称为愚昧无知,那么儒生就只能称作愚昧无知的人了。
你看得越多,看到的就越多。
When buying a garden hose, an extension cord, or a ladder, get one substantially longer than you think you need. It’ll be the right size.
To do mathematics is to explore an infinite landscape of ideas.
Music can cross all boundaries.